initial commit

C++/lesson8/ex7.cpp

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+#include <iostream>
+#include <string>
+
+class Passenger {
+    std::string firstName;
+    std::string lastName;
+    int passportNamber;
+
+   public:
+    Passenger() = default;
+
+    Passenger(std::string firstName, std::string lastName, int passportNamber) {
+        this->firstName = firstName;
+        this->lastName = lastName;
+        this->passportNamber = passportNamber;
+    }
+
+    void info() {
+        std::cout << firstName << ", " << lastName << ", " << passportNamber << "\n";
+    }
+};
+
+class Plane {
+    std::string model;
+    int year;
+    size_t seat_count;
+
+   public:
+    Passenger* passengers;
+    size_t passengerAmount;
+
+    Plane() = default;
+
+    Plane(std::string model, int year, size_t seat_count) {
+        passengerAmount = 0;
+        passengers = new Passenger[0];
+        this->model = model;
+        this->year = year;
+        this->seat_count = seat_count;
+    }
+
+    void info() {
+        std::cout << model << ", " << year << ", " << seat_count << '\n';
+    }
+
+    void PassengerInformation() {
+        for (size_t i = 0; i < passengerAmount; i++) {
+            passengers[i].info();
+        }
+    }
+
+    void addPassager(Passenger passenger) {
+        Passenger* new_passengers = new Passenger[passengerAmount + 1];
+        for (size_t i = 0; i < passengerAmount; i++) {
+            new_passengers[i] = passengers[i];
+        }
+        new_passengers[passengerAmount] = passenger;
+        delete[] passengers;
+        passengers = new_passengers;
+        passengerAmount++;
+    }
+
+    void removePassenger(size_t n) {
+        Passenger* new_passengers = new Passenger[passengerAmount - 1];
+
+        for (size_t i = 0; i < n; i++) {
+            new_passengers[i] = passengers[i];
+        }
+
+        for (size_t j = n + 1; j < passengerAmount; j++) {
+            new_passengers[j - 1] = passengers[j];
+        }
+        delete[] passengers;
+        passengers = new_passengers;
+        passengerAmount -= 1;
+    }
+};
+
+class FlyCompany {
+    Plane* planes;
+    size_t planeAmount;
+
+   public:
+    FlyCompany() {
+        planes = new Plane[0];
+        planeAmount = 0;
+    }
+
+    void addPlane(Plane plane) {
+        Plane* new_planes = new Plane[planeAmount + 1];
+        for (size_t i = 0; i < planeAmount; i++) {
+            new_planes[i] = planes[i];
+        }
+        new_planes[planeAmount] = plane;
+        delete[] planes;
+        planes = new_planes;
+        planeAmount++;
+    }
+
+    void deletePlane(size_t n) {
+        Plane* new_planes = new Plane[planeAmount - 1];
+
+        for (size_t i = 0; i < n; i++) {
+            new_planes[i] = planes[i];
+        }
+
+        for (size_t j = n + 1; j < planeAmount; j++) {
+            new_planes[j - 1] = planes[j];
+        }
+        delete[] planes;
+        planes = new_planes;
+        planeAmount--;
+    }
+
+    void register_passenger(Passenger passanger, size_t plane_index) {
+        planes[plane_index].addPassager(passanger);
+    }
+
+    void unregister_passenger(size_t passenger_id, size_t plane_index) {
+        planes[plane_index].removePassenger(passenger_id);
+    }
+
+    void plane_info() {
+        for (size_t i = 0; i < planeAmount; i++) {
+            planes[i].info();
+        }
+    }
+
+    void passenger_info() {
+        for (size_t i = 0; i < planeAmount; i++) {
+            planes[i].PassengerInformation();
+        }
+    }
+};
+
+int main() {
+    FlyCompany company;
+
+    Plane boing("Boing", 2000, 10);
+    Plane plane2("Plane2", -5, 3);
+
+    Passenger petiya("Петя", "Васильев", 112245326);
+    Passenger pasha("Паша", "Александров", 531930186);
+    Passenger vova("Вова", "Клепцов", 913573127);
+
+    company.addPlane(boing);
+    company.addPlane(plane2);
+
+    company.register_passenger(petiya, 0);
+    company.register_passenger(pasha, 1);
+    company.register_passenger(vova, 1);
+
+    company.passenger_info();
+    company.plane_info();
+    std::cout << '\n';
+
+    company.deletePlane(0);
+    company.unregister_passenger(0, 0);
+
+    company.passenger_info();
+    company.plane_info();
+}